It supports up to 500 Access Points (APs) and 7,000 clients simultaneously.
Below is an overview report on this hardware and the specific 8.3 software branch. The "Workhorse" of WLAN: AIR-CT5500-K9 Cisco 5508 Wireless Controller air-ct5500-k9-8-3-150-0
Cisco has designated the 5500 Series controllers as End of Life. It supports up to 500 Access Points (APs)
The 5500 series, specifically when running software version 8.3, was a mainstay for large-scale campus networks. specifically when running software version 8.3
This file is a secured (encrypted) firmware image version 8.3.150.0 designed to run on Cisco 5500 Series Wireless Controllers to manage enterprise Wi-Fi networks.
). In the world of networking, this specific version was a "Maintenance Deployment" (MD) release, meaning it was built for long-term stability rather than just testing new features. Why This Version Matters